CA2636309C - Obscuring temporary user equipment identities - Google Patents

Obscuring temporary user equipment identities Download PDF

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Publication number
CA2636309C
CA2636309C CA2636309A CA2636309A CA2636309C CA 2636309 C CA2636309 C CA 2636309C CA 2636309 A CA2636309 A CA 2636309A CA 2636309 A CA2636309 A CA 2636309A CA 2636309 C CA2636309 C CA 2636309C
Authority
CA
Canada
Prior art keywords
message
rnti
salt value
assigned
ues
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA2636309A
Other languages
English (en)
French (fr)
Other versions
CA2636309A1 (en
Inventor
Nathan Edward Tenny
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CA2636309A1 publication Critical patent/CA2636309A1/en
Application granted granted Critical
Publication of CA2636309C publication Critical patent/CA2636309C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0407—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the identity of one or more communicating identities is hidden
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/50—Address allocation
    • H04L61/5038—Address allocation for local use, e.g. in LAN or USB networks, or in a controller area network [CAN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0407—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the identity of one or more communicating identities is hidden
    • H04L63/0414—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the identity of one or more communicating identities is hidden during transmission, i.e. party's identity is protected against eavesdropping, e.g. by using temporary identifiers, but is known to the other party or parties involved in the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/12—Applying verification of the received information
    • H04L63/126—Applying verification of the received information the source of the received data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/14—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic
    • H04L63/1441—Countermeasures against malicious traffic
    • H04L63/1466—Active attacks involving interception, injection, modification, spoofing of data unit addresses, e.g. hijacking, packet injection or TCP sequence number attacks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/12—Detection or prevention of fraud
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/061—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key exchange, e.g. in peer-to-peer networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/14—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic
    • H04L63/1441—Countermeasures against malicious traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/10—Integrity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/60—Context-dependent security
    • H04W12/69—Identity-dependent
    • H04W12/75—Temporary identity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
CA2636309A 2006-02-10 2007-02-09 Obscuring temporary user equipment identities Expired - Fee Related CA2636309C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US77197406P 2006-02-10 2006-02-10
US60/771,974 2006-02-10
US78646306P 2006-03-27 2006-03-27
US60/786,463 2006-03-27
PCT/US2007/061939 WO2007095471A2 (en) 2006-02-10 2007-02-09 Obscuring temporary user equipment identities

Publications (2)

Publication Number Publication Date
CA2636309A1 CA2636309A1 (en) 2007-08-23
CA2636309C true CA2636309C (en) 2013-09-17

Family

ID=38197847

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2636309A Expired - Fee Related CA2636309C (en) 2006-02-10 2007-02-09 Obscuring temporary user equipment identities
CA2636270A Active CA2636270C (en) 2006-02-10 2007-02-09 Signaling with opaque ue identities

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2636270A Active CA2636270C (en) 2006-02-10 2007-02-09 Signaling with opaque ue identities

Country Status (13)

Country Link
US (2) US8195943B2 (pt)
EP (3) EP1992189B1 (pt)
JP (2) JP4960389B2 (pt)
KR (2) KR101038158B1 (pt)
CN (1) CN104768145A (pt)
AR (1) AR059568A1 (pt)
AT (1) ATE543318T1 (pt)
BR (2) BRPI0707581A2 (pt)
CA (2) CA2636309C (pt)
ES (1) ES2392854T3 (pt)
RU (2) RU2427103C2 (pt)
TW (2) TWI357270B (pt)
WO (2) WO2007095471A2 (pt)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4892884B2 (ja) * 2005-08-01 2012-03-07 日本電気株式会社 無線ｌａｎ内蔵型携帯電話端末、携帯電話システムおよびその個人情報保護方法
RU2427103C2 (ru) * 2006-02-10 2011-08-20 Квэлкомм Инкорпорейтед Скрытие временных опознавателей пользовательской аппаратуры
MY187397A (en) 2006-04-28 2021-09-22 Qualcomm Inc Method and apparatus for enhanced paging
US8682357B2 (en) 2006-05-02 2014-03-25 Intellectual Ventures Holding 81 Llc Paging in a wireless network
US8156332B2 (en) * 2007-05-29 2012-04-10 Apple Inc. Peer-to-peer security authentication protocol
JP4787792B2 (ja) * 2007-06-18 2011-10-05 株式会社エヌ・ティ・ティ・ドコモ 無線制御装置、無線通信システム、通信路設定方法
RU2471291C2 (ru) 2007-09-11 2012-12-27 Вай-Лэн, Инк. Распределение постоянных ресурсов
CN101426254B (zh) 2007-10-31 2010-12-08 华为技术有限公司 一种实现信息传输的方法、装置及系统
CN101426253B (zh) 2007-10-31 2013-08-07 华为技术有限公司 一种实现信息传输的方法、装置及系统
AU2008341208B2 (en) 2007-12-21 2013-07-18 Telefonaktiebolaget L M Ericsson (Publ) Methods and arrangements in a mobile telecommunications network
EP2280567B1 (en) * 2008-04-24 2014-06-11 Huawei Technologies Co., Ltd. Mobile station device, mobile communication system, and communication method
US8514818B2 (en) * 2008-04-25 2013-08-20 Nokia Corporation System and methods for generating masking sequences
EP2345263A4 (en) * 2008-11-07 2014-08-20 Ericsson Telefon Ab L M METHOD OF TRIGGERING EVENTS BASED ON LOCATION IN USER EQUIPMENT
US20100235689A1 (en) * 2009-03-16 2010-09-16 Qualcomm Incorporated Apparatus and method for employing codes for telecommunications
US8711751B2 (en) * 2009-09-25 2014-04-29 Apple Inc. Methods and apparatus for dynamic identification (ID) assignment in wireless networks
DE102009058446B4 (de) * 2009-12-16 2011-11-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Anonymisierung von Verbindungsdaten in IP Paketen und Vorrichtung zur Durchführung des Verfahrens
WO2011134529A1 (en) * 2010-04-30 2011-11-03 Nokia Siemens Networks Oy Method of assigning a unique identifier to a mobile station in a communications network
US20120011229A1 (en) * 2010-06-04 2012-01-12 Peter Heller Enhanced network/domain name hashing techniques
US20120039185A1 (en) * 2010-08-12 2012-02-16 Futurewei Technologies, Inc. System and Method for Providing Security in a Wireless Communications System
WO2013102489A1 (en) * 2012-01-03 2013-07-11 Telefonaktiebolaget L M Ericsson (Publ) A radio communication system for assigning a short-lived c-rnti
US8885517B2 (en) * 2012-02-16 2014-11-11 Giri Prassad Deivasigamani Operational state mismatch identification for a mobile device
US20140036861A1 (en) * 2012-08-03 2014-02-06 Institute For Information Industry High-power base station and low-power base station for use in hererogeneous network and transmission methods thereof
US9386619B2 (en) 2013-02-22 2016-07-05 Htc Corporation Method of handling a cell addition for dual connectivity and related communication device
EP3512298B1 (en) 2013-02-22 2021-03-24 HTC Corporation Method and apparatus for the release of a cell
US10390333B2 (en) * 2013-05-02 2019-08-20 Huawei Technologies Co., Ltd. System and method for transmission source identification
CN104349308B (zh) * 2013-08-09 2018-06-05 宏达国际电子股份有限公司 双连结中分配无线网络暂时识别的方法、通信装置以及网络端
EP3066838B1 (en) * 2013-11-04 2018-06-13 Nagravision S.A. Device and method to mark digital audio or audio and/or video content
JP6844913B2 (ja) * 2015-12-31 2021-03-17 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 移動性管理の方法、端末および基地局
US11659563B2 (en) * 2017-01-04 2023-05-23 Huawei Technologies Co., Ltd. System and method for user equipment identifier configuration
US10361839B2 (en) 2017-01-06 2019-07-23 Blackberry Limited Encryption in wireless communication systems
US10277252B2 (en) 2017-01-09 2019-04-30 At&T Intellectual Property I, L.P. Encoding data with polar codes for control channels
JP7124679B2 (ja) * 2018-12-07 2022-08-24 トヨタ自動車株式会社 監視装置
FI129763B (en) * 2020-03-04 2022-08-15 Wirepas Oy Addressing system for a wireless data communications network
US11381391B2 (en) * 2020-06-15 2022-07-05 Cisco Technology, Inc. Pre-shared secret key capabilities in secure MAC layer communication protocols

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06337153A (ja) 1993-05-28 1994-12-06 Toshiba Corp 空気調和機
TW243553B (en) 1994-03-21 1995-03-21 United Microelectronics Corp Coding method for mask read only memory
JP3271460B2 (ja) * 1995-01-12 2002-04-02 ケイディーディーアイ株式会社 無線通信における識別子秘匿方法
AU1732597A (en) * 1996-02-21 1997-09-10 Card Call Service Co., Ltd. Communication method using common cryptographic key
US6510461B1 (en) * 1997-06-30 2003-01-21 Sun Microsystems, Inc. System for managing and automatically deleting network address identified and stored during a network communication session when the network address is visited
CA2276872A1 (en) * 1998-08-28 2000-02-28 Lucent Technologies Inc. Method for protecting mobile anonymity
US6463154B1 (en) 1998-08-28 2002-10-08 Lucent Technologies Inc. Method for determining temporary mobile identifiers and managing use thereof
US6256301B1 (en) 1998-10-15 2001-07-03 Qualcomm Incorporated Reservation multiple access
AU1590700A (en) 1998-11-12 2000-06-05 Telefonaktiebolaget Lm Ericsson (Publ) System and method for secured transference of temporary mobile subscriber information
FI114077B (fi) 1999-03-10 2004-07-30 Nokia Corp Tunnuksen varausmenetelmä
US6763112B1 (en) * 1999-09-28 2004-07-13 Nokia Networks Oy Security procedure in universal mobile telephone service
US7240202B1 (en) * 2000-03-16 2007-07-03 Novell, Inc. Security context sharing
JP2004509414A (ja) * 2000-09-14 2004-03-25 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ データ項目を記憶する方法及びシステム
US7065341B2 (en) 2000-11-16 2006-06-20 Telefonaktiebolaget Lm Ericsson (Publ) User authentication apparatus, controlling method thereof, and network system
US7046992B2 (en) * 2001-05-11 2006-05-16 Telefonaktiebolaget Lm Ericsson (Publ) Authentication of termination messages in telecommunications system
US20030172114A1 (en) 2001-10-24 2003-09-11 Leung Nikolai K. N. Method and apparatus for data packet transport in a wireless communication system using an internet protocol
US7363494B2 (en) 2001-12-04 2008-04-22 Rsa Security Inc. Method and apparatus for performing enhanced time-based authentication
US7515713B2 (en) * 2001-12-17 2009-04-07 Qualcomm Incorporated Secure generation of temporary mobile station identifiers
US6856604B2 (en) 2001-12-19 2005-02-15 Qualcomm Incorporated Efficient multi-cast broadcasting for packet data systems
US20060034456A1 (en) * 2002-02-01 2006-02-16 Secure Choice Llc Method and system for performing perfectly secure key exchange and authenticated messaging
KR100765123B1 (ko) * 2002-02-16 2007-10-11 엘지전자 주식회사 Ｓｒｎｓ 재할당 방법
US7508804B2 (en) 2002-04-05 2009-03-24 Alcatel-Lucent Usa Inc. Shared signaling for multiple user equipment
RU2292648C2 (ru) 2002-05-01 2007-01-27 Телефонактиеболагет Лм Эрикссон (Пабл) Система, устройство и способ, предназначенные для аутентификации на основе sim и для шифрования при доступе к беспроводной локальной сети
WO2003101000A1 (en) 2002-05-22 2003-12-04 Interdigital Technology Corporation Mobile unit having internet protocol functionality
KR100878764B1 (ko) 2002-07-06 2009-01-14 삼성전자주식회사 사용자의 익명성보장을 위한 무선 랜 시스템 및 사용자의익명성 보장방법
US6757722B2 (en) 2002-07-16 2004-06-29 Nokia Corporation System and method for providing partial presence notifications
KR100893070B1 (ko) 2002-09-19 2009-04-17 엘지전자 주식회사 무선통신 시스템의 멀티캐스트 서비스 제공 및 수신 방법, 그리고 그 장치
EP1401226A1 (en) * 2002-09-20 2004-03-24 Lucent Technologies Inc. A method, and apparatus, for addressing a message to mobile user terminals
RU2253948C1 (ru) 2003-09-02 2005-06-10 Войсковая часть 45807 Способ передачи сообщений с обеспечением конфиденциальности идентификационных признаков взаимодействующих объектов в сети связи
US7424467B2 (en) * 2004-01-26 2008-09-09 International Business Machines Corporation Architecture for an indexer with fixed width sort and variable width sort
JP3890398B2 (ja) 2004-02-19 2007-03-07 海 西田 ピアツーピア型匿名プロキシにおける安全性の高い匿名通信路の検証及び構築する方法
US20050243769A1 (en) 2004-04-28 2005-11-03 Walker Jesse R Apparatus and method capable of pre-keying associations in a wireless local area network
FI20040841A0 (fi) * 2004-06-17 2004-06-17 Nokia Corp Menetelmä tietoliikenteen valvomiseksi käyttäen verkkonoodiryhmää kommunikaatiojärjestelmässä
JP2006011989A (ja) 2004-06-28 2006-01-12 Ntt Docomo Inc 認証方法、端末装置、中継装置及び認証サーバ
KR20070074562A (ko) * 2004-09-10 2007-07-12 코닌클리케 필립스 일렉트로닉스 엔.브이. 조건적 액세스를 제공하는 방법
JP4598494B2 (ja) * 2004-11-26 2010-12-15 富士通株式会社 利用者仮識別子を用いるネットワークサービスシステム
GB2423220B (en) * 2005-02-11 2009-10-07 Ericsson Telefon Ab L M Method and apparatus for ensuring privacy in communications between parties
US20060248079A1 (en) * 2005-04-28 2006-11-02 Freescale Semiconductor Incorporated Method and apparatus for finding a perfect hash function and making minimal hash table for a given set of keys
US20070047478A1 (en) 2005-08-30 2007-03-01 Lucent Technologies Inc. Method for access assurance in a wireless communication system
US7827398B2 (en) * 2005-10-27 2010-11-02 Hewlett-Packard Company Method for offloading encryption and decryption of a message received at a message server to remote end devices
US8848912B2 (en) 2005-12-19 2014-09-30 Nippon Telegraph And Telephone Corporation Terminal identification method, authentication method, authentication system, server, terminal, wireless base station, program, and recording medium
US8788807B2 (en) * 2006-01-13 2014-07-22 Qualcomm Incorporated Privacy protection in communication systems
RU2427103C2 (ru) * 2006-02-10 2011-08-20 Квэлкомм Инкорпорейтед Скрытие временных опознавателей пользовательской аппаратуры
US8295243B2 (en) * 2006-08-21 2012-10-23 Qualcomm Incorporated Method and apparatus for random access in an orthogonal multiple-access communication system

Also Published As

Publication number Publication date
CA2636309A1 (en) 2007-08-23
JP4960389B2 (ja) 2012-06-27
KR20080092469A (ko) 2008-10-15
KR101038158B1 (ko) 2011-05-31
US20070218901A1 (en) 2007-09-20
US9154464B2 (en) 2015-10-06
RU2008136412A (ru) 2010-03-20
BRPI0707583A8 (pt) 2019-01-08
JP4927877B2 (ja) 2012-05-09
WO2007095473A1 (en) 2007-08-23
CN104768145A (zh) 2015-07-08
WO2007095471A3 (en) 2008-01-17
US8195943B2 (en) 2012-06-05
KR20080102177A (ko) 2008-11-24
RU2008136410A (ru) 2010-03-20
ATE543318T1 (de) 2012-02-15
ES2392854T3 (es) 2012-12-14
RU2427103C2 (ru) 2011-08-20
BRPI0707583A2 (pt) 2011-05-10
AR059568A1 (es) 2008-04-16
WO2007095471A2 (en) 2007-08-23
TWI340582B (en) 2011-04-11
CA2636270A1 (en) 2007-08-23
EP2437460B1 (en) 2013-10-23
JP2009526334A (ja) 2009-07-16
JP2009526449A (ja) 2009-07-16
CA2636270C (en) 2013-04-30
US20070226502A1 (en) 2007-09-27
EP1992189A1 (en) 2008-11-19
EP1992188B1 (en) 2012-09-19
EP1992188A2 (en) 2008-11-19
EP1992189B1 (en) 2012-01-25
TW200803394A (en) 2008-01-01
BRPI0707583B1 (pt) 2019-08-13
TWI357270B (en) 2012-01-21
TW200746774A (en) 2007-12-16
EP2437460A1 (en) 2012-04-04
BRPI0707581A2 (pt) 2011-05-10
RU2404540C2 (ru) 2010-11-20
KR101041241B1 (ko) 2011-06-14

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